Site

State

PM NowCast (ug/m3)

Sunnyside-S 16th

WA

23

Ellensburg-Ruby St

WA

19

Toppenish-Yakama Tribe

WA

15

Colville-E 1st St

WA

13

Eugene - Amazon Park

OR

11

Eugene - Highway 99

OR

11

Cottage Grove City Shops

OR

10

Puyallup-128th St

WA

10

Springfield City Hall

OR

10

Vancouver-NE 84th Ave

WA

10

Seattle-10th & Weller

WA

10